Switch



FIG. 1 is a front view of the design for a switch;

FIG. 2 is a top view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view thereof;

FIG. 8 is a rear perspective view thereof; and,

FIG. 9 is a front perspective view thereof in which hatching indicates transparent areas. 

The ornamental design for a switch, as shown and described. 